﻿/**
 * Copyright (C) 2011 original author and authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Collections;

namespace NGuice.Inject.Spi
{
    //complete!
    public interface IPrivateElements: IElement
    {
        Injector Injector
        {
            get;
        }

        IList<IElement> Elements
        {
            get;
        }

        /// <summary>
        /// 获取此私有元素唯一暴露的key集合
        /// </summary>
        ISet<Key> GetExposedKeys();

        /// <summary>
        /// 获取一个任意的对象，此对象包含此key被暴露的地点的信息。被NGuice用于产品描述的错误消息
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="key"></param>
        /// <returns></returns>
        object GetExposedSource<T>(Key<T> key);

        /// <summary>
        /// GetExposedSource的非泛型方法
        /// </summary>
        /// <param name="key"></param>
        /// <returns></returns>
        object GetExposedSource(Key key);
    }
}
